snapshot of https://github.com/shadcn-ui/ui.git (main, 2026-09-15; blobs > 131072B omitted)

apps/v4/app/(app)/(create)/lib/parse-config.ts

@@ -0,0 +1,54 @@
+import { decodePreset, isPresetCode } from "shadcn/preset"
+
+import {
+  designSystemConfigSchema,
+  type DesignSystemConfig,
+} from "@/registry/config"
+import { resolvePresetOverrides } from "@/app/(app)/(create)/lib/preset-query"
+
+// Parses design system config from URL search params.
+export function parseDesignSystemConfig(searchParams: URLSearchParams) {
+  let configInput: Record<string, unknown>
+  const presetParam = searchParams.get("preset")
+
+  if (presetParam && isPresetCode(presetParam)) {
+    const decoded = decodePreset(presetParam)
+    if (!decoded) {
+      return { success: false as const, error: "Invalid preset code" }
+    }
+    const presetOverrides = resolvePresetOverrides(searchParams, decoded)
+    configInput = {
+      ...decoded,
+      ...presetOverrides,
+      base: searchParams.get("base") ?? "base",
+      template: searchParams.get("template") ?? undefined,
+      rtl: searchParams.get("rtl") === "true",
+      pointer: searchParams.get("pointer") === "true",
+    }
+  } else {
+    configInput = {
+      base: searchParams.get("base"),
+      style: searchParams.get("style"),
+      iconLibrary: searchParams.get("iconLibrary"),
+      baseColor: searchParams.get("baseColor"),
+      theme: searchParams.get("theme"),
+      chartColor: searchParams.get("chartColor") ?? undefined,
+      font: searchParams.get("font"),
+      fontHeading: searchParams.get("fontHeading") ?? undefined,
+      menuAccent: searchParams.get("menuAccent"),
+      menuColor: searchParams.get("menuColor"),
+      radius: searchParams.get("radius"),
+      template: searchParams.get("template") ?? undefined,
+      rtl: searchParams.get("rtl") === "true",
+      pointer: searchParams.get("pointer") === "true",
+    }
+  }
+
+  const result = designSystemConfigSchema.safeParse(configInput)
+
+  if (!result.success) {
+    return { success: false as const, error: result.error.issues[0].message }
+  }
+
+  return { success: true as const, data: result.data as DesignSystemConfig }
+}